<template>
	<section>
		<!--工具条-->
		<el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
			<el-form :inline="true" :model="filters">
				<el-form-item>
					<el-input v-model="filters.subjectname" placeholder="学科名字"></el-input>
				</el-form-item>
				<el-form-item>
					<el-input v-model="filters.leadername" placeholder="学科领导"></el-input>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" v-on:click="getSubjects">查询</el-button>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" @click="handleEdit">新增</el-button>
				</el-form-item>
			</el-form>
		</el-col>

		<!--列表-->
		<el-table :data="subjects" highlight-current-row v-loading="listLoading" @selection-change="selsChange" style="width: 100%;">
			<el-table-column type="selection" width="55">
			</el-table-column>
			<el-table-column prop="subjectname" label="学科名字"></el-table-column>
			<el-table-column prop="leadername" label="学科领导"></el-table-column>
			<el-table-column label="操作">
				<template scope="scope">
					<el-button size="small" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
					<el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
				</template>
			</el-table-column>
		</el-table>

		<!--工具条-->
		<el-col :span="24" class="toolbar">
			<el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
			<el-pagination layout="prev, pager, next" @current-change="handleCurrentChange" :page-size="pageSize" :total="total" style="float:right;">
			</el-pagination>
		</el-col>
		<!--编辑界面-->
		<el-dialog title="编辑" :visible.sync="editFormVisible" :close-on-click-modal="false">
			<el-form :model="editForm" label-width="120px" :rules="editFormRules" ref="editForm">
				<el-form-item label="学科名字" prop="subjectname">
					<el-input v-model="editForm.subjectname" auto-complete="off" style="width:200px;" max-length="20"></el-input>
				</el-form-item>
				<el-form-item label="学科领导" prop="leadername">
					<el-select v-model="editForm.leadername" size="70px" placeholder="请选择" @change="handleChange($event)"  style="width:200px;">
						<el-option v-for="item in options" :key="item.id" :label="item.name" :value="item.id"></el-option>
					</el-select>
				</el-form-item>
			</el-form>
			<div slot="footer" class="dialog-footer" style="text-align:center;">
				<el-button @click.native="editFormVisible = false">取消</el-button>
				<el-button type="primary" @click.native="editSubmit" :loading="editLoading">提交</el-button>
			</div>
		</el-dialog>
	</section>
</template>

<script>
	import util from '../../common/js/util'
	import { getUserListPage, removeUser, batchRemoveUser, editUser, addUser } from '../../api/api';

	export default {
		data() {
			return {
				filters: {
					subjectname: ''
				},
				options:[],
				subjects: [],
				total: 0,
				currentPage: 1,
				pageSize: 10,
				listLoading: false,
				sels: [],//列表选中列
				editFormVisible: false,//编辑界面是否显示
				editLoading: false,
				queryLoading:false,
				editFormRules: {
					subjectname: [
						{ required: true, message: '请输入学科名字', trigger: 'blur' },
					],
					leadername:[
						{ required: true, message: '请选择学科领导', trigger: 'blur' }
					]
				},
				//编辑界面数据
				editForm: {
					subjectname: -1
				},
				importFormVisible: false,//导入界面是否显示
				importLoading: false,
				importForm:{
				},
				leaderid:'',
				leadername:'',
			}
		},
		methods: {
			handleChange(value) {
				this.selectList = value;
				let obj = {};
				obj = this.options.find((item)=>{
					return item.id === value;//筛选出匹配数据
				});
				debugger;
				this.leaderid = obj.id;
				this.leadername = obj.name;
			},
			handleCurrentChange(val) {
				this.currentPage = val;
				this.getSubjects();
			},
			//获取学科列表
			getSubjects() {
				let para = {
					currentPage: this.currentPage,
					pageSize: 10,
					subjectname: this.filters.subjectname
				};
				this.listLoading = true;
				this.$http.post("/subject/listpage", para).then((res) => {
					this.total = res.data.total;
					this.subjects = res.data.list;
					this.listLoading = false;
				});
			},
			// 获取用户列表
			getUsers() {
				let para = {
					currentPage: this.currentPage,
					pageSize: 100,
					u_type:0
				};
				this.listLoading = true;
				this.$http.post("/user/listpage", para).then((res) => {
					this.total = res.data.total;
					this.options = res.data.list;
					this.listLoading = false;
				});
			},
			//删除
			handleDel: function (index, row) {
				this.$confirm('确认删除该记录吗?', '提示', {
					type: 'warning'
				}).then(() => {
					this.listLoading = true;
					debugger;
					this.$http.post("/subject/del?id="+row.id).then((res) => {
                        this.listLoading = false;
                        if(res.data == ""){
                            this.$message({
                                message: '删除成功',
                                type: 'success'
                            });
                            this.getSubjects();
                        }else{
                            this.$message({
                                message: '删除失败',
                                type: 'error'
                            });
                        }
                    });
				}).catch(() => {

				});
			},
			//显示编辑界面
			handleEdit: function (index, row) {
				if(row != null && row != undefined){
					this.leaderid = row.leaderid;
					this.leadername=row.leadername;
				}

				this.editFormVisible = true;
				this.editForm = Object.assign({}, row);
			},
			//编辑
			editSubmit: function () {
				this.$refs.editForm.validate((valid) => {
					if (valid) {
						this.$confirm('确认提交吗？', '提示', {}).then(() => {
							this.editLoading = true;
							let para = Object.assign({}, this.editForm);
							debugger;
							para.leaderid = this.leaderid;
                            para.leadername = this.leadername;
                            this.$http.post("/subject/modify", para).then((res) => {
                                this.editLoading = false;
                                if(res.data == ""){
                                    //NProgress.done();
                                    this.$message({
                                        message: '提交成功',
                                        type: 'success'
                                    });
                                    this.$refs['editForm'].resetFields();
                                    this.editFormVisible = false;
                                    this.getSubjects();
                                }else{
                                    this.$message({
                                        message: res.data,
                                        type: 'error'
                                    });
                                }
                            });
						});
					}
				});
			},
			selsChange: function (sels) {
				this.sels = sels;
			},
			//批量删除
			batchRemove: function () {
				var ids = this.sels.map(item => item.id).toString();
				this.$confirm('确认删除选中记录吗？', '提示', {
					type: 'warning'
				}).then(() => {
					this.listLoading = true;
					this.$http.post("/subject/batchdel?ids="+ids).then((res) => {
                        if(res.data == ""){
                            this.listLoading = false;
                            this.$message({
                                message: '删除成功',
                                type: 'success'
                            });
                            this.getSubjects();
                        }else{
                            this.$message({
                                message: '删除失败',
                                type: 'error'
                            });
                        }
                    });
				}).catch(() => {

				});
			}
		},
		mounted() {
			this.getSubjects();
			this.getUsers();
		}
	}

</script>

<style scoped>

</style>